Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Searching: audio signal





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-8,655,439 System and method of speech discriminability assessment, and computer program thereof
A speech discriminability assessment system includes: a biological signal measurement section for measuring an electroencephalogram signal of a user; a...
US-8,655,420 Wireless earphone set
An earphone set that comprises a paired set of earphones to be worn simultaneously by a user is disclosed. Each earphone in the paired set comprises at least...
US-8,655,417 Video/audio playing apparatus with wireless signal transmission function and wireless video/audio transmission...
A video/audio playing apparatus with wireless audio signal transmission function comprising: a headset place slot, an audio processing module, a wireless audio...
US-8,655,262 Method and apparatus for providing an audio signal for an event
A method and apparatus for providing an audio signal for an event at a venue are disclosed. For example, the method authorizes a customer endpoint device,...
US-8,655,007 Audio jack for a portable electronic device
A portable electronic device having an audio jack is provided. The device comprises: a processor; a jack for receiving a plug of an audio accessory; electrical...
US-8,655,001 In-the-canal hearing aid using two microphones
A method and apparatus for enhancing the performance of an in-the-canal hearing aid by temporarily increasing the adaptation speed of an adaptive feedback...
US-8,654,998 Hearing aid apparatus
A call other than a conversion partner call and various sounds are detected by input audio signals from plural microphones without deteriorating a voice...
US-8,654,995 Audio control system for a vehicle
An audio control system may receive a plurality of audio input signals. A switch or multiplexer may switch one of the plurality of audio input signals from...
US-8,654,994 Method and an apparatus for processing an audio signal
A method of processing an audio signal is disclosed. The present invention includes receiving a downmix signal including at least one object signal, and object...
US-8,654,991 Audio signal amplifier circuit
An inverting amplifier which drives headphones via an output capacitor includes: an operational amplifier, an input resistor having a first terminal via which...
US-8,654,989 Rear surround sound system and method for vehicle
A vehicle rear surround sound audio system for a vehicle includes a plurality of speaker nodes, each of the speaker nodes including at least one speaker. A...
US-8,654,988 Synchronization of signals for multiple data sinks
A data source sends a synchronization signal and information to several data sinks that use the synchronization signal and a specified parameter to determine...
US-8,654,985 Stereo compatible multi-channel audio coding
A parametric representation of a multi-channel audio signal having parameters suited to be used together with a monophonic downmix signal to calculate a...
US-8,654,984 Processing stereophonic audio signals
Method, apparatus and computer program product for processing an input stereophonic audio signal to thereby generate a converted stereophonic audio signal...
US-8,654,983 Audio coding
A spatial decoder unit (23) is arranged for transforming one or more audio channels (s; l, r) into a pair of bin-aural output channels (Ib, rb). The device...
US-8,654,968 Speaker module and electronic apparatus thereof
A speaker module for installing on an electronic device is disclosed. The speaker module includes a containing casing, a speaker device, an antenna, at least...
US-8,654,953 Managing subconference calls within a primary conference call
Managing subconference calls within a primary conference call. An approach includes establishing a primary conference call including a plurality of...
US-8,654,761 System for conealing missing audio waveforms
In one embodiment, a method can include: (i) establishing an internet protocol (IP) connection; (ii) forming a buffered version of a plurality of voice frame...
US-8,654,212 Audio signal processing apparatus
The controller controls the audio processor to perform the first reduction process, in a case where the type of the connected removable lens unit is a first...
US-8,653,351 Systems for combining inputs from electronic musical instruments and devices
An apparatus for combining input signals produced by a plurality of electric musical devices includes a plurality of audio buses and a plurality of segments....
US-8,651,750 Audio connectors with optical structures and electrical contacts
Electronic devices are provided that communicate over cables and other communications paths that include optical and electrical paths. A cable may include wires...
US-8,650,799 Vehicle door opening warning system
A vehicle door opening warning system for a car includes a sensor for sensing the approaching of another car from behind when a person is opening the car door,...
US-8,650,314 Method and system for remote access of personal music
In one aspect of the invention, a method is provided for storing audio files. The method includes: (a) receiving electronic files at a central location from a...
US-8,649,891 Audio signal generator, method of generating an audio signal, and computer program for generating an audio signal
An audio signal generator for generating an audio signal (20) having a selected length (14) comprises a database interface (10) for accessing a database (12)...
US-8,649,756 Systems and methods for providing abbreviated electronic program guides
Systems and methods for providing an abbreviated electronic program guide are provided. Some embodiments include receiving a radio signal that includes an audio...
US-8,649,727 Portable karaoke system, karaoke method and application program for the same
A portable karaoke system, a karaoke method and an application program for the same are disclosed. The karaoke system comprises a receiving end karaoke...
US-8,649,664 Audio and/or video generation apparatus and method of generating audio and /or video signals
An audio and/or video generation apparatus is arranged in operation to generate audio and/or video signals representative of an audio and/or video source has a...
US-8,649,540 Electronic earplug
Electronic earplugs, methods of enhancing and/or attenuating sound using electronic earplugs, and kits including electronic earplugs are provided. Certain...
US-8,649,534 Audio interface device and method
The invention provides an audio interface device and method utilizing a single audio jack connector for plugging into a three-wire analog microphone or a...
US-8,649,528 Microphone unit with internal A/D converter
The present invention relates to a microphone assembly comprising a microphone assembly casing having a sound inlet port and a transducer for receiving acoustic...
US-8,649,526 Noise reduction circuit and method therefor
Noise cancellation is effected for audio devices. In connection with various embodiments, a forward leakage transfer function is determined using a signal...
US-8,649,523 Methods and systems using a compensation signal to reduce audio decoding errors at block boundaries
Methods, systems and computer-readable medium reduce and/or eliminate errors in coding/decoding of streamed audio due to resetting of decoder state values based...
US-8,649,465 Methods and apparatuses for adaptive clock reconstruction and decoding in audio frequency communication
The invention relates to methods for adaptive clock reconstruction and decoding in audio frequency. The method includes the steps of: receiving a modulated...
US-8,648,596 Method of and apparatus for analysis of the composition of a sample by electron spin resonance (ESR)...
Described is an electron spin resonance (ESR) spectrometer comprising a miniaturized radio-frequency (RF) microwave cavity resonator. The miniaturized RF...
US-8,647,198 Image display system, illumination system, information processing device, and storage medium having control...
An illumination system includes an information processing device capable of communicating with a server via a network and an illumination device capable of...
US-8,645,144 Audio signal shaping for playback by audio devices
A technique is provided for limiting distortion of an audio signal being processed for playback by an audio device. In accordance with the technique, the audio...
US-8,645,133 Adaptation of voice activity detection parameters based on encoding modes
Encoding audio signals with selecting an encoding mode for encoding the signal categorizing the signal into active segments having voice activity and non-active...
US-8,645,132 Truly handsfree speech recognition in high noise environments
Embodiments of the present invention improve content manipulation systems and methods using speech recognition. In one embodiment, the present invention...
US-8,645,131 Detecting segments of speech from an audio stream
The disclosure describes a speech detection system for detecting one or more desired speech segments in an audio stream. The speech detection system includes an...
US-8,645,128 Determining pitch dynamics of an audio signal
A first-pitch metric function based on a first audio sample and a second pitch-metric function based on a second audio sample may be determined. The first and...
US-8,645,126 Apparatus and method of encoding and decoding signals
A method of encoding an audio signal, where signals including two or more channel signals are downmixed to a mono signal, the mono signal is divided into a...
US-8,644,972 Temporal and spatial shaping of multi-channel audio signals
A selected channel of a multi-channel signal which is represented by frames composed from sampling values having a high time resolution can be encoded with...
US-8,644,970 Method and an apparatus for processing an audio signal
A method of processing an audio signal is disclosed. The present invention includes receiving downmix information of at least one downmixed object signal,...
US-8,644,888 Wireless headset switching system
A wireless headset system including a switching unit having a detection circuit coupled to a wireless adapter. The detection circuit provides a first output...
US-8,644,780 Gain control circuit, FM receiver and computer program product
The present invention provides a gain control circuit for an FM receiver that can reduce a reproduced audio output according to the magnitude of the noise...
US-8,644,539 Hearing aid having improved RF immunity to RF electromagnetic interference produced from a wireless...
A hearing aid has improved immunity to RF electromagnetic interference produced from wireless communications devices. A microphone receives audio signals from...
US-8,644,531 Information processing system and information processing method
An information processing system includes a display, a display sensor that detects a movement or a rotation of the display, a transducer unit as an earphone...
US-8,644,526 Audio signal decoding device and balance adjustment method for audio signal decoding device
Fluctuation in decoded signal localization is suppressed to maintain the feel of stereo. A selection unit selects balance parameters when the balance parameters...
US-8,644,522 Method and system for modeling external volume changes within an acoustic echo canceller
A method and system are provided in which a device, such as an acoustic echo canceller, may reduce the residual echo that may be heard at the far end of a...
US-8,644,517 System and method for automatic disabling and enabling of an acoustic beamformer
A system and method that automatically disables and/or enables an acoustic beamformer is described herein. The system and method automatically generates an...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.